Sterilizer



FIG. 1 is a top, right side perspective view of a sterilizer, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is top plan view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a left side view thereof.

The bottom of the article is plain and unornamented. 

I claim the ornamental design for a sterilizer, as shown and described. 